How tall are California Giant zinnias
David Craig
Updated on April 08, 2026
Zinnia elegans. California Giants Mix Zinnia seeds form bushy plants that carry masses of huge, 12-15cm (5-6″) wide, double flowers in brilliant hues of red, yellow, orange, lavender, maroon, violet, and white. Growing to a height of up to 102cm (40″), these plants have a very bold visual appeal.
How big do giant zinnias get?
Giant zinnias make excellent cut flowers; use them to spread their color from the outdoors into your new home. Giant zinnias are sun-loving plants that reach heights of 2.5 to 4 feet. Five-inch blooms with layers of rectangular petals are the defining characteristic of these easy-to-grow annuals.
How long does it take for zinnia California Giant to grow?
Zinnias generally take 60 to 70 days from seed to flower (though it depends on conditions and variety). They work great in a flower bouquet!
What are the largest zinnias?
Benary’s Giant Series: The largest-flowered varieties in the zinnia family, plants often reach 4 to 5 feet (1.2 to 1.5 m) tall and have a high percentage of huge double flowers. They come in a wide range of colors (12 total) and are known for their strong stems and good disease resistance.Are there different heights of zinnias?
Garden Zinnia plants can range from 6 to 60 inches in height.
Do California Giant zinnias reseed?
Zinnias (Zinnia spp.) reseed easily, creating a cut-and-come-again garden each summer, says the University of Wisconsin Extension. Heirloom varieties, cultivated for more than 50 years, are open pollinated and grow into plants identical to their parents.
How do you grow California Giant zinnias?
Sowing: Direct sow in spring; this California Giant zinnia flower seed mix germinates best in warm soil. Plant just below the surface and keep the soil lightly moist until germination, which usually occurs within 7-10 days. Seedlings do not transplant well.
Do hummingbirds get nectar from zinnias?
Zinnia are among the easiest of all annual flowers to grow, with bright bloom colors that make them a favorite of hummingbirds and other pollinators. … After the hummingbirds have had their fill of the nectar, seeds will develop as the flowers mature, attracting finches and other seed-loving birds.Which zinnia has the largest bloom?
Giant dahlia flowered series The largest zinnias you can get that many people often mistake for dahlias due to their size! Giant Dahlia Flowered White (a wonderful neutral – so many people LOVE this one!)
What month do you plant zinnia seeds?Planting: Plant zinnias in spring after all danger of frost has passed, around the same time you’d plant tomatoes. Zinnias are easy to grow directly-seeded into the garden. For sooner blooms, start seeds indoors 4 to 6 weeks before your last frost date.
Article first time published onWill zinnias come back every year?
Zinnias work year after year. It’s easy to save zinnia seeds. Simply let the flowers dry fully on the stem, then collect the seedheads and lightly crush them in your hand to release next year’s seed crop.
Do zinnias bloom all summer?
Zinnias are a “cut and come again” flower, so when you cut the plant “hard,” it responds by sending out even more long, strong stems all season long. … If you follow these few simple steps, you’ll have beautiful long-lasting blooms that hold up 7-10 days in a vase.
Why are my zinnias so small?
Plants are shorter than is characteristic for the variety and the flowers are much smaller: When zinnias are overcrowded they can become stunted and produce smaller flowers. Always follow the spacing recommendations for each variety.
What sizes do Zinnias come in?
You can now buy Zinnia seeds or plants that range from 6 inches tall to almost 4 feet tall. There are varieties with single or double petaled flowers in almost all the colors of the rainbow. Zinnias are great beginning gardener flowers.
How tall do miniature Zinnias get?
Here are some popular zinnia flower varieties for the garden: Dwarf Zinnias– Dwarf zinnias are most commonly planted in flower borders and reach around 10 inches (25 cm.) in height at maturity. Noted for their small size, these short plants grow well when interplanted with other annual and perennial flowers and shrubs.
What Zinnias are the shortest?
Diseases/Pests/Troubleshooting: Because Thumbelina Mix is the shortest and smallest of all Zinnias it can be overlooked in the garden.
How long will zinnias bloom?
One of the easiest annuals to grow, zinnia flowers bring an explosion of color wherever they go. The show lasts from late spring until the first frost in fall. Butterflies and hummingbirds are attracted to the cheery flowers that bloom in nearly every bright color imaginable.
Are California Giant zinnias heirloom?
Developed in 1926, Heirloom California Giant Zinnias produce stems as tall as 4 feet with huge 5″ blooms, making this variety ideal for cut flowers! … Plant Zinnia California Giant flower seeds in full sun, in beds and borders for a bright and colorful garden. And then, the more you cut, the more they bloom!
Which zinnias are heirlooms?
- Zinnia, Old Mexico. Heirloom 1962 All-America Selections winner. $5.95. …
- Zinnia, Envy. HEIRLOOM. …
- Zinnia, Exquisite. A full season of non-stop blooms. …
- Zinnia, Candy Cane Mix. Heirloom double flowers, striped or flecked. …
- Zinnia, Cactus Flowered Mix. HEIRLOOM.
Do rabbits eat zinnias?
Common zinnias (Zinnia elegans) and lower-growing creeping zinnia (Zinnia angustifolia) are among the plants that rabbits avoid. Both are sun lovers and flower in every color except true blue from summer through frost.
Which zinnia is best?
The Best Zinnia Varieties For Butterflies Zinnia Purple Prince 30-40″ tall, deep pink/purple blooms. Zinnia Cut And Come Again Mix 18-24″ tall, mixed colors. Zinnia Mardi Gras Mix 18-24″ tall, purple, gold, and white blooms. Zinnia Lava Lamp Mix 18-24″ tall, red, orange, and yellow blooms.
Do hummingbirds and butterflies like zinnias?
Hummingbirds and butterflies are attracted to its showy blooms. Zinnia, one of the most popular annuals, is easy to grow from seed and thrives in zones 2 to 11. Hummingbirds and other pollinators love the bright blooms, which also make for great cut flowers.
How tall are Thumbelina zinnias?
Zinnia ‘Thumbelina’ was an All America Selections winner in 1963. Plants grow to just 12 inches tall, and the semi-double to double flower colors include pink, purple, red, orange, white and yellow. This species is native to Mexico, and plants are fast-growing and long-blooming.
Do zinnias attract honeybees?
Although honey bees and bumble bees are attracted to zinnia flowers, many kinds of solitary bees are as well. The disk flowers of zinnias are so small, relative to the overall size of the entire flower head, that tiny species of bees may be collecting nectar and pollen but they are easily overlooked.
What can you grow with zinnias?
- 1 – Vegetable Garden. The zinnia is by far one of the best companions for your vegetable garden. …
- 2 – The Purple Fountain Grass. …
- 3 – Mealy Cup Sage. …
- 4 – The China Aster. …
- 5 – The Dahlia. …
- 6 – The Toothpick Weed.
What is the hummingbird's favorite flower?
Brightly-colored flowers that are tubular hold the most nectar, and are particularly attractive to hummingbirds. These include perennials such as bee balms, columbines, daylilies, and lupines; biennials such as foxgloves and hollyhocks; and many annuals, including cleomes, impatiens, and petunias.
How deep do you plant zinnia seeds?
“Whether seeding directly in beds or germination trays, zinnia seeds should be sown to a depth of a quarter of an inch into deep, loamy soil,” she says. “The distance between seeds or seedlings in the beds should be about six inches apart for good airflow and rows should be spaced 12 inches apart.”
Do deer eat zinnias?
Deer can eat zinnia flowers if they cannot find other palatable sources. They will also nibble on those flowers on occasion when scouting. To ensure deer do not cause damage to your treasured flowers, use deer deterrents like repellents to keep them out.
Do zinnias reseed in Zone 6?
Plant heights range from 6 inches to several feet tall. Zinnias can be grown in zones 1 through 10. They prefer well-drained, fertile soil and should be grown in full sun.
Should you deadhead zinnias?
To keep your zinnias blooming, you have to keep cutting them. Deadheading Zinnias prolongs the plants blooming time, encouraging the flowers to continue to bloom. … This will encourage the plant to grow new stems and blooms where you have cut.
Is zinnia a Dahlia?
The flowers of zinnia (Zinnia spp.) and dahlia (Dahlia spp.) are alike in many ways. They’re both members of the sunflower family, or Asteraceae, with similar flower construction.